Home / 307,667,573,734.48-424,583,744,686.76-170,492,691,309.36

Finding the Fourth Proportional to 307,667,573,734.48, 424,583,744,686.76 and 170,492,691,309.36

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Solution

The fourth proportional to 307,667,573,734.48, 424,583,744,686.76 and 170,492,691,309.36 is: 235,281,295,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,667,573,734.48 : 424,583,744,686.76 = 170,492,691,309.36 : x
  2. Step 2: Convert to fraction form
    307,667,573,734.48/424,583,744,686.76 = 170,492,691,309.36/x
  3. Step 3: Cross multiply
    307,667,573,734.48x = 424,583,744,686.76 × 170,492,691,309.36
  4. Step 4: Simplify right side
    307,667,573,734.48x = 72,388,425,317,851,888,353,280
  5. Step 5: Solve for x
    x = 72,388,425,317,851,888,353,280/307,667,573,734.48
  6. Step 6: Final answer
    x = 235,281,295,455.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.